CA434852A - Meche helicoidale - Google Patents

Meche helicoidale

Info

Publication number
CA434852A
CA434852A CA434852A CA434852DA CA434852A CA 434852 A CA434852 A CA 434852A CA 434852 A CA434852 A CA 434852A CA 434852D A CA434852D A CA 434852DA CA 434852 A CA434852 A CA 434852A
Authority
CA
Canada
Prior art keywords
twist drill
twist
drill
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
CA434852A
Other languages
English (en)
Inventor
B. Duncan Hershel
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
General Electric Canada Co
Original Assignee
Canadian General Electric Co Ltd
Publication date
Application granted granted Critical
Publication of CA434852A publication Critical patent/CA434852A/fr
Expired legal-status Critical Current

Links

CA434852A Meche helicoidale Expired CA434852A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA434852T

Publications (1)

Publication Number Publication Date
CA434852A true CA434852A (fr) 1946-05-21

Family

ID=35549481

Family Applications (1)

Application Number Title Priority Date Filing Date
CA434852A Expired CA434852A (fr) Meche helicoidale

Country Status (1)

Country Link
CA (1) CA434852A (fr)

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